The force of a suction cup is calculated using F=AP.
15
Each day, up to 150 species of life become extinct.
-23
Because heat expands the metal, the Eiffel Tower always leans away from the sun.
79
The average temperature at 40,000 feet above sea level is -60 F.
56
Columbia University has developed an artificial tree that passively soaks up carbon dioxide from the air using "leaves" that are 1,000 times more efficient than true leaves that use photosynthesis.
15
Your brain is 80% water.
525
Nearly 50% of the world's scientists are assigned to military projects.
71
There are more than 270 people cryogenically frozen in the hope that one day the technology will exist that can revive them and extend their lives.
13